setupPromote f
This defines promotion from one ring to another as the application of a ring map. After calling setupPromote, any operation that is given an element of the source of f but expects an element of the target of f will automatically promote it by applying f.
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The object setupPromote is a method function.
The source of this document is in /build/reproducible-path/macaulay2-1.25.06+ds/M2/Macaulay2/packages/Macaulay2Doc/functions/setupPromote-doc.m2:33:0.